Exaggerated claims of cures threaten stem cell research

Exaggerated claims for stem cell therapy are threatening a promising field of research, leading doctors in the area said this week. One company in the United States is advertising the treatment as a cure for depression and ulcerative colitis, a public debate in London heard last week.

Robin Lovell-Badge, head of the division of developmental genetics at the National Institute for Medical Research at the Medical Research Council, told the meeting, organised by the Facial …